S
M
T
W
T
F
S
26
87°
62°
27
83°
54°
28
86°
65°
29
85°
65°
30
81°
61°
1
78°
62°
2
72°
51°
3
77°
52°
4
78°
55°
5
82°
62°
6
82°
62°
7
85°
63°
8
86°
58°
9
79°
55°
10
80°
57°
11
80°
57°
12
84°
62°
13
86°
63°
14
87°
63°
15
86°
57°
16
85°
57°
17
79°
58°
18
81°
57°
19
83°
60°
20
87°
63°
21
88°
64°
22
87°
65°
23
88°
65°
24
87°
66°
25
88°
65°
26
89°
67°
27
89°
66°
28
81°
65°
29
80°
65°
30
83°
67°
31
82°
67°
1
82°
68°
2
84°
68°
3
85°
69°
4
85°
69°
5
86°
68°
6
86°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Glennville
Glennville's May 2026 forecast shows daily high temperatures ranging from 72° to 89°, with overnight lows between 51° and 69°. The average high for May is 84° with an average low of 62°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Glennville. See also: June | July | August.